Set current directory when launching Native Messaging processes.

base/process/launch_win.cc

Index: base/process/launch_win.cc
diff --git a/base/process/launch_win.cc b/base/process/launch_win.cc
index 985dccc0a3214b3d5d704127ab10721b5dd301ad..38aa0125fe0796cf3d07c22657edae8f4e4c9e43 100644
--- a/base/process/launch_win.cc
+++ b/base/process/launch_win.cc
@@ -290,6 +290,10 @@ Process LaunchProcess(const string16& cmdline,
 
   PROCESS_INFORMATION temp_process_info = {};
 
+  LPCTSTR current_directory = options.current_directory.empty()
+                                  ? NULL
+                                  : options.current_directory.value().c_str();
+
   string16 writable_cmdline(cmdline);
   if (options.as_user) {
     flags |= CREATE_UNICODE_ENVIRONMENT;
@@ -300,12 +304,10 @@ Process LaunchProcess(const string16& cmdline,
       return Process();
     }
 
-    BOOL launched =
-        CreateProcessAsUser(options.as_user, NULL,
-                            &writable_cmdline[0],
-                            NULL, NULL, inherit_handles, flags,
-                            enviroment_block, NULL, startup_info,
-                            &temp_process_info);
+    BOOL launched = CreateProcessAsUser(
+        options.as_user, NULL, &writable_cmdline[0], NULL, NULL,
+        inherit_handles, flags, enviroment_block, current_directory,
+        startup_info, &temp_process_info);
     DestroyEnvironmentBlock(enviroment_block);
     if (!launched) {
       DPLOG(ERROR) << "Command line:" << std::endl << UTF16ToUTF8(cmdline)
@@ -313,10 +315,9 @@ Process LaunchProcess(const string16& cmdline,
       return Process();
     }
   } else {
-    if (!CreateProcess(NULL,
-                       &writable_cmdline[0], NULL, NULL,
-                       inherit_handles, flags, NULL, NULL,
-                       startup_info, &temp_process_info)) {
+    if (!CreateProcess(NULL, &writable_cmdline[0], NULL, NULL, inherit_handles,
+                       flags, NULL, current_directory, startup_info,
+                       &temp_process_info)) {
       DPLOG(ERROR) << "Command line:" << std::endl << UTF16ToUTF8(cmdline)
                    << std::endl;
       return Process();